"The 2024 GMC Sierra 2500HD AT4 is a powerhouse of a truck that's ready to take on any challenge. This impressive vehicle comes equipped with a Duramax 6.6L V8 Turbodiesel engine mated to a 10-Speed Automatic transmission, delivering exceptional performance and capability. - ASSIST STEPS, POWER RETRACTABLE, BLACK with LED lighting - ENGINE BLOCK HEATER - ALTERNATOR, 220 AMP - AT4 PREMIUM PLUS PACKAGE - GOOSENECK / 5TH WHEEL PREP PACKAGE The Sierra 2500HD AT4 is packed with premium features that elevate the driving experience, including a Bose Premium 7-Speaker Sound System, Adaptive Cruise Control, Lane Departure Warning System, and a Multicolor 15"" Diagonal Head-Up Display. With its off-road-focused suspension and 4WD capabilities, this truck is ready to conquer any terrain. The Sierra 2500HD AT4 also comes with the peace of mind of the GMC Certified Pre-Owned program, which includes a 172 Point Inspection, Roadside Assistance, a Transferable Warranty, and a Limited Warranty of 12 Month/12,000 Mile (whichever comes first) from the certified purchase date. Plus, you'll enjoy a Powertrain Limited Warranty of 72 Month/100,000 Mile (whichever comes first) from the original in-service date, 24 months/24,000 miles (whichever comes first) Certified Pre-Owned Scheduled Maintenance Plan, and a 3 days/150 miles (whichever comes first) Vehicle Exchange Program. Proudly Serving used car and new car Buick and GMC needs of Sandusky, Norwalk, Cleveland, Toledo, Lorain, Elyria, Amherst, Fremont, Vermilion, Willard and the surrounding areas!!"